Home / 15,947.76-23,921.16-7,633.68

Finding the Fourth Proportional to 15,947.76, 23,921.16 and 7,633.68

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Solution

The fourth proportional to 15,947.76, 23,921.16 and 7,633.68 is: 11,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.76 : 23,921.16 = 7,633.68 : x
  2. Step 2: Convert to fraction form
    15,947.76/23,921.16 = 7,633.68/x
  3. Step 3: Cross multiply
    15,947.76x = 23,921.16 × 7,633.68
  4. Step 4: Simplify right side
    15,947.76x = 182,606,480.67
  5. Step 5: Solve for x
    x = 182,606,480.67/15,947.76
  6. Step 6: Final answer
    x = 11,450.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.